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* [dpdk-stable] [PATCH] net/iavf: fix mismatch command
@ 2020-09-01  8:14 Junyu Jiang
  2020-09-03  1:50 ` Yang, Qiming
  0 siblings, 1 reply; 3+ messages in thread
From: Junyu Jiang @ 2020-09-01  8:14 UTC (permalink / raw)
  To: dev; +Cc: Beilei Xing, Jingjing Wu, Qiming Yang, Junyu Jiang, stable

The "command mismatch" warning shouldn't be triggered by
VIRTCHNL_OP_EVENT opcode, because the VIRTCHNL_OP_EVENT
opcode is used by PF notifies status change events to VF.
This patch fixed the issue.

Fixes: 837c2ed86e4c ("net/iavf: return error if opcode is mismatched")
Cc: stable@dpdk.org

Signed-off-by: Junyu Jiang <junyux.jiang@intel.com>
---
 drivers/net/iavf/iavf_vchnl.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/net/iavf/iavf_vchnl.c b/drivers/net/iavf/iavf_vchnl.c
index 33acea54a..331018f14 100644
--- a/drivers/net/iavf/iavf_vchnl.c
+++ b/drivers/net/iavf/iavf_vchnl.c
@@ -53,8 +53,11 @@ iavf_read_msg_from_pf(struct iavf_adapter *adapter, uint16_t buf_len,
 		    opcode, vf->cmd_retval);
 
 	if (opcode != vf->pend_cmd) {
-		PMD_DRV_LOG(WARNING, "command mismatch, expect %u, get %u",
-			    vf->pend_cmd, opcode);
+		if (opcode != VIRTCHNL_OP_EVENT) {
+			PMD_DRV_LOG(WARNING,
+				    "command mismatch, expect %u, get %u",
+				    vf->pend_cmd, opcode);
+		}
 		return IAVF_ERR_OPCODE_MISMATCH;
 	}
 
-- 
2.17.1


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2020-09-03 14:18 UTC | newest]

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2020-09-01  8:14 [dpdk-stable] [PATCH] net/iavf: fix mismatch command Junyu Jiang
2020-09-03  1:50 ` Yang, Qiming
2020-09-03 14:17   ` Zhang, Qi Z

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